Power Systems A buchholz relay is used for protection of a transformer against all external faults nether 1 nor 2 protection of a transformer against all internal faults both 1 and 2 protection of a transformer against all external faults nether 1 nor 2 protection of a transformer against all internal faults both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems NTPC (National Thermal Power Cooperation) has its only thermal power generating unit in West Bengal at Katwa. Durgapur. Bakreshwar. Farakka. Katwa. Durgapur. Bakreshwar. Farakka. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following will take least time in starting from cold condition to full load operation Thermal power plant. Gas turbine plant. Hydro electric power plant. Nuclear power plant. Thermal power plant. Gas turbine plant. Hydro electric power plant. Nuclear power plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Taking the density of water to be 1000 kg/m³, how much power would be developed by a hydro electric generator unit, assume 100% efficiency, with 1 m head and 1 m³/s discharge? 4.45 kW 9.81 kW 2.90 kW 19.60 kW 4.45 kW 9.81 kW 2.90 kW 19.60 kW ANSWER DOWNLOAD EXAMIANS APP
Power Systems If R = 84 ohm/Km, G = 10-6 mho/Km, H = 0.01 H/Km, C = 0.061 μ F/Km and frequency = 1000 Hz, then what is the value of propagation constant of the transmission line 0.09 + j 0.018 per Km. 0.018 per Km. None of them. 0.01 + j 0.02 per Km. 0.09 + j 0.018 per Km. 0.018 per Km. None of them. 0.01 + j 0.02 per Km. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Range of accelerating factor is 1.6 to 1.8 50 to 100 10.8 to 11.2 1 to 10 1.6 to 1.8 50 to 100 10.8 to 11.2 1 to 10 ANSWER DOWNLOAD EXAMIANS APP
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